TLDR
Enter a command. For example: python3, pio device, siege, lebab.

compgen

 
A built-in command for auto-completion in Bash, which is called on pressing TAB key twice. More information: https://www.gnu.org/software/bash/manual/bash.html#index-compgen.
 
  • List all commands that you could run:
     
    compgen -c
     
  • List all aliases:
     
    compgen -a
     
  • List all functions that you could run:
     
    compgen -A function
     
  • Show shell reserved keywords:
     
    compgen -k
     
  • See all available commands/aliases starting with 'ls':
     
    compgen -ac {{ls}}

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